Helios HELI HY 3 SI hygrostat for humidification or dehumidification

The HELI HY 3 SI Hygrostat is a versatile device for moisture-dependent control of humidification or dehumidification systems. It allows for precise adjustment of relative humidity in the range of 25 to 90%. The setpoint adjustment is conveniently made via an internal rotary knob, ensuring easy handling. The device is housed in a white surface-mounted enclosure and offers a protection rating of IP 20, making it suitable for use in dry indoor environments. The hygrostat is equipped with a switching contact that enables flexible use for various applications. With a switching capacity of up to 5 A for resistive loads and 3 A for inductive loads, the HY 3 SI can efficiently control multiple devices.

• Stepless adjustment of relative humidity from 25 to 90%
• Easy setpoint adjustment via internal rotary knob
• Protection rating IP 20 for use in dry indoor environments
• Switching contact for flexible humidification or dehumidification.